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/*
Copyright (C) 2000-2005 SKYRIX Software AG
This file is part of SOPE.
SOPE is free software; you can redistribute it and/or modify it under
the terms of the GNU Lesser General Public License as published by the
Free Software Foundation; either version 2, or (at your option) any
later version.
SOPE is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or
FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
License for more details.
You should have received a copy of the GNU Lesser General Public
License along with SOPE; see the file COPYING. If not, write to the
Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA
02111-1307, USA.
*/
#include <NGObjWeb/WOHTMLDynamicElement.h>
#include "WOElement+private.h"
#include "decommon.h"
@interface WONestedList : WOHTMLDynamicElement
{
// WODynamicElement: extraAttributes
// WODynamicElement: otherTagString
@protected
WOAssociation *list;
WOAssociation *item;
WOAssociation *value;
WOAssociation *sublist;
WOAssociation *action;
WOAssociation *selection;
WOAssociation *index;
WOAssociation *level;
WOAssociation *isOrdered;
WOAssociation *prefix;
WOAssociation *suffix;
}
@end /* WONestedList */
@implementation WONestedList
- (id)initWithName:(NSString *)_name
associations:(NSDictionary *)_config
template:(WOElement *)_root
{
if ((self = [super initWithName:_name associations:_config template:_root])) {
self->action = OWGetProperty(_config, @"action");
self->list = OWGetProperty(_config, @"list");
self->item = OWGetProperty(_config, @"item");
self->index = OWGetProperty(_config, @"index");
self->selection = OWGetProperty(_config, @"selection");
self->prefix = OWGetProperty(_config, @"prefix");
self->suffix = OWGetProperty(_config, @"suffix");
self->sublist = OWGetProperty(_config, @"sublist");
self->value = OWGetProperty(_config, @"value");
self->isOrdered = OWGetProperty(_config, @"isOrdered");
self->level = OWGetProperty(_config, @"level");
}
return self;
}
- (void)dealloc {
RELEASE(self->level);
RELEASE(self->isOrdered);
RELEASE(self->value);
RELEASE(self->sublist);
RELEASE(self->list);
RELEASE(self->item);
RELEASE(self->index);
RELEASE(self->selection);
RELEASE(self->prefix);
RELEASE(self->suffix);
RELEASE(self->action);
[super dealloc];
}
/* processing requests */
- (void)takeValuesFromRequest:(WORequest *)_req inContext:(WOContext *)_ctx {
// not a container ..
}
- (id)invokeActionForRequest:(WORequest *)_rq inContext:(WOContext *)_ctx {
WOComponent *sComponent = [_ctx component];
id idxId = nil;
id object = nil;
unsigned nesting = 0;
NSArray *array;
array = [self->list valueInComponent:sComponent];
if ([array count] < 1) return nil;
idxId = [_ctx currentElementID]; // top level index
while ((idxId != nil) && (array != nil)) {
unsigned idx = [idxId unsignedIntValue];
object = [array objectAtIndex:idx];
if ([self->level isValueSettable])
[self->level setUnsignedIntValue:nesting inComponent:sComponent];
if ([self->index isValueSettable])
[self->index setUnsignedIntValue:idx inComponent:sComponent];
if ([self->item isValueSettable])
[self->item setValue:object inComponent:sComponent];
array = [self->sublist valueInComponent:sComponent];
idxId = [_ctx consumeElementID]; // sub level index
nesting++;
}
if ([self->selection isValueSettable])
[self->selection setValue:object inComponent:sComponent];
return [self executeAction:self->action inContext:_ctx];
}
/* generating response */
- (void)appendList:(NSArray *)_list atLevel:(unsigned int)_level
toResponse:(WOResponse *)_response inContext:(WOContext *)_ctx
{
WOComponent *sComponent = [_ctx component];
unsigned count = [_list count];
unsigned cnt;
if (count > 0) {
BOOL ordered;
if ([self->level isValueSettable])
[self->level setUnsignedIntValue:_level inComponent:sComponent];
ordered = [self->isOrdered boolValueInComponent:sComponent];
WOResponse_AddString(_response, ordered ? @"<ol>" : @"<ul>");
[_ctx appendZeroElementIDComponent];
for (cnt = 0; cnt < count; cnt++) {
id object = [_list objectAtIndex:cnt];
if ([self->index isValueSettable])
[self->index setUnsignedIntValue:cnt inComponent:sComponent];
if ([self->item isValueSettable])
[self->item setValue:object inComponent:sComponent];
// add item
WOResponse_AddCString(_response, "<li>");
{
NSArray *sl = [self->sublist valueInComponent:sComponent];
if (self->prefix) {
NSString *ps;
ps = [self->prefix stringValueInComponent:sComponent];
WOResponse_AddString(_response, ps);
}
if (self->value) {
if (self->action) {
WOResponse_AddCString(_response, "<a href=\"");
WOResponse_AddString(_response, [_ctx componentActionURL]);
[_response appendContentCharacter:'"'];
[self appendExtraAttributesToResponse:_response inContext:_ctx];
[_response appendContentCharacter:'>'];
}
WOResponse_AddHtmlString(_response,
[self->value stringValueInComponent:sComponent]);
if (self->action)
WOResponse_AddCString(_response, "</a>");
}
if (self->suffix) {
NSString *ss;
ss = [self->suffix stringValueInComponent:sComponent];
WOResponse_AddString(_response, ss);
}
if ([sl count] > 0) { // not a leaf
[self appendList:sl
atLevel:(_level + 1)
toResponse:_response
inContext:_ctx];
if ([self->level isValueSettable])
[self->level setUnsignedIntValue:_level inComponent:sComponent];
}
}
WOResponse_AddCString(_response, "</li>\n");
[_ctx incrementLastElementIDComponent];
}
[_ctx deleteLastElementIDComponent]; // list index
WOResponse_AddString(_response, ordered ? @"</ol>" : @"</ul>");
if ([self->level isValueSettable])
[self->level setUnsignedIntValue:_level inComponent:sComponent];
}
}
- (void)appendToResponse:(WOResponse *)_response inContext:(WOContext *)_ctx {
NSArray *top;
if ([_ctx isRenderingDisabled] || [[_ctx request] isFromClientComponent])
return;
top = [self->list valueInComponent:[_ctx component]];
if ([top count] > 0) {
[self appendList:top
atLevel:0
toResponse:_response
inContext:_ctx];
}
}
/* description */
- (NSString *)associationDescription {
NSMutableString *str;
str = [NSMutableString stringWithCapacity:64];
if (self->action) [str appendFormat:@" action=%@", self->action];
if (self->list) [str appendFormat:@" list=%@", self->list];
if (self->sublist) [str appendFormat:@" sublist=%@", self->sublist];
if (self->item) [str appendFormat:@" item=%@", self->item];
if (self->index) [str appendFormat:@" index=%@", self->index];
if (self->prefix) [str appendFormat:@" prefix=%@", self->prefix];
if (self->suffix) [str appendFormat:@" suffix=%@", self->suffix];
if (self->selection) [str appendFormat:@" selection=%@", self->selection];
if (self->value) [str appendFormat:@" value=%@", self->value];
if (self->isOrdered) [str appendFormat:@" isOrdered=%@", self->isOrdered];
if (self->level) [str appendFormat:@" level=%@", self->level];
return str;
}
@end /* WONestedList */
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